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| 1 /* | |
| 2 Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de) | |
| 3 Copyright (C) 2001 Dirk Mueller <mueller@kde.org> | |
| 4 Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) | |
| 5 Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. | |
| 6 | |
| 7 This library is free software; you can redistribute it and/or | |
| 8 modify it under the terms of the GNU Library General Public | |
| 9 License as published by the Free Software Foundation; either | |
| 10 version 2 of the License, or (at your option) any later version. | |
| 11 | |
| 12 This library is distributed in the hope that it will be useful, | |
| 13 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 Library General Public License for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU Library General Public License | |
| 18 along with this library; see the file COPYING.LIB. If not, write to | |
| 19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
| 20 Boston, MA 02110-1301, USA. | |
| 21 | |
| 22 This class provides all functionality needed for loading images, style sheet
s and html | |
| 23 pages from the web. It has a memory cache for these objects. | |
| 24 */ | |
| 25 | |
| 26 #ifndef CSSStyleSheetResource_h | |
| 27 #define CSSStyleSheetResource_h | |
| 28 | |
| 29 #include "core/fetch/ResourcePtr.h" | |
| 30 #include "core/fetch/StyleSheetResource.h" | |
| 31 #include "platform/heap/Handle.h" | |
| 32 | |
| 33 namespace blink { | |
| 34 | |
| 35 class CSSParserContext; | |
| 36 class FetchRequest; | |
| 37 class ResourceClient; | |
| 38 class ResourceFetcher; | |
| 39 class StyleSheetContents; | |
| 40 | |
| 41 class CSSStyleSheetResource final : public StyleSheetResource { | |
| 42 public: | |
| 43 enum class MIMETypeCheck { Strict, Lax }; | |
| 44 | |
| 45 static ResourcePtr<CSSStyleSheetResource> fetch(FetchRequest&, ResourceFetch
er*); | |
| 46 | |
| 47 virtual ~CSSStyleSheetResource(); | |
| 48 DECLARE_VIRTUAL_TRACE(); | |
| 49 | |
| 50 const String sheetText(MIMETypeCheck = MIMETypeCheck::Strict) const; | |
| 51 | |
| 52 const AtomicString mimeType() const; | |
| 53 | |
| 54 virtual void didAddClient(ResourceClient*) override; | |
| 55 | |
| 56 PassRefPtrWillBeRawPtr<StyleSheetContents> restoreParsedStyleSheet(const CSS
ParserContext&); | |
| 57 void saveParsedStyleSheet(PassRefPtrWillBeRawPtr<StyleSheetContents>); | |
| 58 | |
| 59 protected: | |
| 60 virtual bool isSafeToUnlock() const override; | |
| 61 virtual void destroyDecodedDataIfPossible() override; | |
| 62 | |
| 63 private: | |
| 64 class CSSStyleSheetResourceFactory : public ResourceFactory { | |
| 65 public: | |
| 66 CSSStyleSheetResourceFactory() | |
| 67 : ResourceFactory(Resource::CSSStyleSheet) { } | |
| 68 | |
| 69 Resource* create(const ResourceRequest& request, const String& charset)
const override | |
| 70 { | |
| 71 return new CSSStyleSheetResource(request, charset); | |
| 72 } | |
| 73 }; | |
| 74 CSSStyleSheetResource(const ResourceRequest&, const String& charset); | |
| 75 | |
| 76 bool canUseSheet(MIMETypeCheck) const; | |
| 77 virtual void dispose() override; | |
| 78 virtual void checkNotify() override; | |
| 79 | |
| 80 String m_decodedSheetText; | |
| 81 | |
| 82 RefPtrWillBeMember<StyleSheetContents> m_parsedStyleSheetCache; | |
| 83 }; | |
| 84 | |
| 85 DEFINE_RESOURCE_TYPE_CASTS(CSSStyleSheet); | |
| 86 | |
| 87 } | |
| 88 | |
| 89 #endif | |
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Chromium Code Reviews
Issue 1167583003:
Move Resource subclasses out of fetch/ (Closed)
Base URL: svn://svn.chromium.org/blink/trunk